Biographies

Mr. John L. Dixon serves as Non-Executive Independent Chairman of the Board of Columbia Property Trust, Inc. Mr. Dixon has served as the Chairman of the Board of Directors since 2012. Mr. Dixon retired from full-time employment in June 2008, following an interim position with LPL Financial that he assumed upon his retirement from Pacific Life in June 2007 to assist in the transition of Pacific Life firms acquired by LPL Financial. During his 23-year tenure with Pacific Life, Mr. Dixon served in various executive roles for broker-dealer companies controlled or wholly owned by Pacific Life, including President and Director of Pacific Select Group, LLC, at the time of his retirement, and, earlier, Chairman and Chief Executive Officer of Mutual Service Corporation; Director of Waterstone Financial Group; Director of United Planners Financial Services; Director of Associated Financial Group, Inc.; and Manager of M.L. Stern & Co. LLC. Mr. Dixon's affiliation with Pacific Life began in 1984 as Vice President, Financial Planning with Lowry Financial Service Corporation, which became a wholly owned subsidiary of Pacific Life. Mr. Dixon received a four-year Certificate of Christian Education from Prairie Bible Institute in Alberta, Canada, and received M.S. degrees in Financial Services and Management from The American College.

Mr. E. Nelson Mills serves as an President, Chief Executive Officer, Director of Columbia Property Trust, Inc. Mr. Mills has served as our President since July 2010 and our Chief Executive Officer since February 2013. Prior to joining the Company in 2010, Mr. Mills served as President and Chief Operating Officer of Williams Realty Advisors, LLC, the manager and advisor to a series of real estate investment funds, from 2005 to 2009. Previously, Mr. Mills served as Chief Financial Officer of Lend Lease Real Estate Investments (US), Inc., one of the world's largest institutional investment managers specializing in the acquisition and management of commercial real estate. Mr. Mills began his career in the financial industry as a partner with KPMG LLP, specializing in the tax and transaction advisory services for the real estate industry. Mr. Mills received a B.S. degree in Business Administration from the University of Tennessee and an M.B.A. degree from the University of Georgia.

Mr. James A. Fleming serves as Chief Financial Officer, Executive Vice President of the Columbia Property Trust, Inc. Mr. Fleming has over 30 years of experience in the real estate industry. He has been our Executive Vice President and Chief Financial Officer since 2013. Prior to joining Columbia in 2013, he was Executive Vice President and Chief Financial Officer of Schottenstein Property Group, a national shopping center owner-operator, from 2011 through 2013. Prior to that, he served as Executive Vice President and Chief Financial Officer of Cousins Properties Incorporated (NYSE:CUZ), a real estate investment trust, from 2004 to 2010. From 2001 to 2004, he held the roles of Senior Vice President, General Counsel, and Secretary with Cousins Properties Incorporated. Mr. Fleming was a member of the board of directors of Carmike Cinemas, Inc. (NASDAQ:CKEC) from 2009 until it was sold to AMC Theaters in December 2016. Mr. Fleming earned a B.E.E. degree from Auburn University and a J.D. degree from the University of Virsginia.

Ms. Wendy W. Gill CPA., serves as Senior Vice President - Corporate Operations and Chief Accounting Officer of the Columbia Property Trust, Inc. Ms. Gill has over 20 years of experience in the accounting and finance industries. Ms. Gill has been our Senior Vice President — Corporate Operations and Chief Accounting Officer since 2013. In addition, during early 2013, she served as our interim Principal Financial Officer. Previously, Ms. Gill worked with Wells Real Estate Funds for 11 years in successive roles until her appointment as Chief Accounting Officer in 2007. Prior to joining Wells Real Estate Funds, Ms. Gill served real estate clients as an audit manager at Arthur Andersen. Ms. Gill is a certified public accountant, and earned a B.S. degree in Accounting from the University of Delaware.

Mr. David Cheikin is Senior Vice President – Strategic Real Estate Initiatives of the Company. Cheikin spent the past 16 years with Brookfield Properties, serving most recently as Executive Vice President and head of its New York and Boston regions. In that role, Cheikin oversaw the performance of that company's 25 million-square-foot commercial office portfolio in those regions.

Mr. David S. Dowdney is Senior Vice President - Head of Leasing of the Company. Mr. Dowdney has over 23 years of experience in the real estate industry. Mr. Dowdney joined Columbia in 2014 as Senior Vice President — Western Region and was named Senior Vice President — Head of Leasing in 2018. Prior to joining Columbia in 2014, he was employed by GE Capital Real Estate, where he spent nearly eight years managing activities for GE's portfolio, first as Acquisitions Director and then as Western Region Manager, Asset Management, and then as Managing Director overseeing the 15-million- square foot, wholly owned nationwide office portfolio. Previously, Mr. Dowdney spent ten years leading other asset management and real estate transaction activities, most recently as Vice President of Portfolio Management for Divco West Properties, and earlier as Vice President of JLL's Leasing and Management Group in San Francisco and Los Angeles. Mr. Dowdney received a B.A. in Geography from the University of California, Los Angeles and an M.B.A. in Finance and Real Estate from the University of California, Berkeley, Haas School of Business.

Mr. Kevin A. Hoover serves as Senior Vice President - Portfolio Management and transactions of the Columbia Property Trust, Inc. Mr. Hoover has more than 30 years of broad-based commercial real estate experience, including portfolio and investment management, capital transactions, marketing, investment analysis and underwriting, and valuation. Mr. Hoover has served as our Senior Vice President — Portfolio Management and Transactions since 2013. Previously, he served as our Senior Vice President — Real Estate Transactions and Senior Vice President — Portfolio Management. Mr. Hoover joined Wells Real Estate Funds in 2004. There he served as the co-head of the Asset Management team and as Portfolio Manager for various Wells Real Estate Funds-sponsored products. He also served as a Principal of Equity Portfolio Management for Lend Lease Real Estate Investments and as a Manager of Real Estate Valuation/Advisor Services Practice for Price Waterhouse. Mr. Hoover earned a B.B.A. degree in Real Estate from the University of Georgia.

Ms. Carmen Bowser serves as Independent Director of the Columbia Property Trust, Inc. Ms. Bowser retired in 2015 as a Managing Vice President at Capital One Bank, N.A. Prior to joining Capital One Bank in 2008, she was a principal in the Prudential Mortgage Capital Group. From 1995 to 2004, she held senior positions at TIAA-CREF. In 1994 and 1995, Ms. Bowser was a Regional Director for Arbor National Commercial Mortgage, and from 1978 through 1994, she held various positions in the bond, corporate finance, oil and gas, and commercial mortgage areas at Prudential. Ms. Bowser holds a B.A. from William Smith College and an M.B.A. in Finance from the Rutgers School of Management.

Mr. David B. Henry serves as Independent Director of the Columbia Property Trust, Inc. Mr. Henry is the retired Vice Chairman of the board of directors and Chief Executive Officer of Kimco Realty Corporation ("Kimco"). Mr. Henry joined Kimco in April 2001 as Vice Chairman and Chief Investment Officer, served as its President from December 2008 through August 2014, and served as CEO from December 2009 through December 2015. Prior to his career at Kimco, Mr. Henry spent 23 years with G.E. Capital Real Estate serving in various positions, including as Senior Vice President and Chief Investment Officer his last five years. He also served as Chairman of the Investment Committee and a member of the Credit Committee. Mr. Henry received a B.S. in Business Administration from Bucknell University and an M.B.A. from the University of Miami (FL).

Mr. Murray J. McCabe serves as an Independent Director of the Columbia Property Trust, Inc. Mr. McCabe is a Managing Partner at the investment firms of Montgomery Street Partners, L.P. and Blum Capital Partners, L.P. Mr. McCabe is a member of the Management Committee for both firms. Prior to joining Blum Capital, Mr. McCabe worked at JPMorgan Chase & Co. from 1992 through August 2012. During his 20-year tenure at JPMorgan, Mr. McCabe held several positions in the Investment Banking Division, including Managing Director and Global Head of Real Estate and Lodging Investment Banking. Mr. McCabe received a B.A. in Finance from the University of Texas at Austin.

Ms. Constance B. Moore is Independent Director of the Columbia Property Trust, Inc. Ms. Moore served as President and Chief Executive Officer of BRE Properties, Inc. (NYSE:BRE) from 2005 until the completion of the merger with Essex Property Trust in 2014. Prior to joining BRE, she was the Managing Director of Security Capital Group & Affiliates. From 1993 to 2002, Ms. Moore held several executive positions with Security Capital Group, including Co-Chairman and Chief Operating Officer of Archstone Communities Trust. She held the same position at Security Capital Atlantic, Inc., a predecessor of Archstone. Ms. Moore received an M.B.A. from the University of California, Berkeley, Haas School of Business, and a bachelor's degree from San Jose State University.

Mr. Michael S. Robb serves as Independent Director of the Columbia Property Trust, Inc. Mr. Robb retired in 2012 as Executive Vice President of the Real Estate Division of Pacific Life Insurance Company, a division he led for 27 of his total 37 years with the company. He was also a member of Pacific Life's Management Investment Committee and Corporate Management Committee. Mr. Robb received a B.S. degree in Business Administration from Ohio State University.

Mr. George W. Sands serves as Independent Director of the Columbia Property Trust, Inc. Mr. Sands retired in 2006 after a 36-year career with KPMG LLP and its predecessor firms, Peat Marwick Mitchell and Peat Marwick Main. At the time of his retirement, Mr. Sands was the Southeast Area Managing Partner for KPMG's Audit and Advisory Practice, a position he had held since 1998. He served in several other key positions with KPMG during his career, including as Southeast Area Managing Partner of Manufacturing, Retailing and Distribution; Atlanta Office Managing Partner; and Securities and Exchange Commission Reviewing Partner. Mr. Sands received a B.B.A. degree from the University of Georgia.

Mr. Thomas G. Wattles serves as an Independent Director of the Columbia Property Trust, Inc. Mr. Wattles is a co-founder of DCT Industrial Trust Inc., an industrial property real estate investment trust, and served as its Chairman Emeritus from May of 2016 to August of 2018. Mr. Wattles served as Executive Chairman between 2003 and 2017 and also served as Chief Investment Officer of DCT Industrial Trust from 2003 to 2005. Mr. Wattles was a principal of Black Creek Group, LLC, a real estate investment firm, from 2003 until 2008. From 1997 to 1998, Mr. Wattles served as Chairman of ProLogis, Inc., an industrial real estate investment trust and previously served as its Co-Chairman and Chief Investment Officer between 1997 and 2002. From January 1991 to December 2002, Mr. Wattles was a Managing Director of Security Capital Group Inc., for which he also served in various capacities, including as Chief Investment Officer as of 1997. Mr. Wattles received a bachelor's and an M.B.A. degree from Stanford University.

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